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Related papers: Simulation of Light Antinucleus-Nucleus Interactio…

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We present first results on the production of nuclei and antinuclei such as (anti)deuterons, (anti)tritons, (anti)3He and (anti)4He in pp collisions at $\s$ = 7 TeV and Pb-Pb collisions at $\sNN$ = 2.76 TeV. These particles are identified…

Nuclear Experiment · Physics 2019-08-13 N. Sharma

Direct searches for light dark matter particles (mass $<10$ GeV) are especially challenging because of the low energies transferred in elastic scattering to typical heavy nuclear targets. We investigate the possibility of using liquid…

Instrumentation and Methods for Astrophysics · Physics 2015-06-12 Wei Guo , Daniel N. McKinsey

Total reaction cross sections of light projectile nucleus (H-2, H-3, He-3 and He-4) interactions with nuclei are calculated using Geant4 models, and compared with experimental data. It is shown that the models give various predictions at…

Nuclear Experiment · Physics 2012-09-21 V. Uzhinsky

Galactic cosmic rays undergo complex nuclear interactions with nuclei within planetary bodies that have little to no atmosphere. Radiation transport simulations are a key tool used in understanding the neutron and gamma-ray albedo coming…

Instrumentation and Methods for Astrophysics · Physics 2019-01-11 K. E. Mesick , W. C. Feldman , D. D. S. Coupland , L. C. Stonehill

Light antinuclei may be formed in relativistic heavy ion collisions via final state coalescence of antinucleons. The yields of antinuclei are sensitive to primordial antinucleon production, the volume of the system at kinetic freeze-out,…

Nuclear Experiment · Physics 2014-11-18 D. Hardtke , STAR Collaboration

First results of ALICE on the production of nuclei and antinuclei in pp collisions at \surd s = 7 TeV are presented. These particles are identified using the energy loss (dE/dx) measurements in the Time Projection Chamber. The Inner…

Nuclear Experiment · Physics 2019-08-14 N. Sharma

Most data gathered from high energy experiments at colliders are analyzed assuming that particles stable enough to not decay in the detector volume, and able to interact strongly or electromagnetically, must be electrons, muons, protons,…

High Energy Physics - Experiment · Physics 2011-10-27 J. Swain , T. Paul , A. Widom , Y. N. Srivastava

In this thesis, conducted in the field of few--body nuclear physics,I studied low energy inelastic reactions of electro--weak probes on light nuclei. Such interactions hold experimental and theoretical attention in recent years because of…

Nuclear Theory · Physics 2008-07-02 Doron Gazit

In this paper we present a study of the interaction of low energy electron antineutrino on nuclei that undergo electron capture. We show that the two corresponding crossed reactions have a sizeable cross section and are both suitable for…

High Energy Physics - Phenomenology · Physics 2009-11-13 Alfredo G. Cocco , Gianpiero Mangano , Marcello Messina

Ultra-peripheral collisions (UPCs) have been a significant source of study at RHIC and the LHC. In these collisions, the two colliding nuclei interact electromagnetically, via two-photon or photonuclear interactions, but not hadronically;…

High Energy Physics - Phenomenology · Physics 2017-04-18 Spencer R. Klein , Joakim Nystrand , Janet Seger , Yuri Gorbunov , Joey Butterworth

High-energy hadronic collisions generate environments characterized by temperatures above 100 MeV [1,2], about 100,000 times hotter than the center of the Sun. It is therefore currently unclear how light (anti)nuclei with mass number A of a…

Nuclear Experiment · Physics 2026-02-19 ALICE Collaboration

A Monte Carlo simulator is presented to reproduce data of nucleus-nucleus interactions at high energies. The program is designed in a microscopic point of view, where the cascade approach is applied. Moreover, each nucleon from both the…

High Energy Physics - Phenomenology · Physics 2007-05-23 N. M. Hassan , N. El-Harby , M. T. Hussein

Tentative observations of cosmic-ray antihelium by the AMS-02 collaboration have re-energized the quest to use antinuclei to search for physics beyond the standard model. However, our transition to a data-driven era requires more accurate…

High Energy Astrophysical Phenomena · Physics 2024-04-23 Pedro De La Torre Luque , Martin Wolfgang Winkler , Tim Linden

Understanding the production mechanism of light (anti-)nuclei in high-energy nuclear collisions and cosmic rays has been a long-standing problem in nuclear physics. In the present study, we develop a stochastic method to solve the…

Nuclear Theory · Physics 2021-06-25 Kai-Jia Sun , Rui Wang , Che Ming Ko , Yu-Gang Ma , Chun Shen

The fundamental description of both structural properties and reactions of light nuclei in terms of constituent protons and neutrons interacting through nucleon-nucleon and three-nucleon forces is a long-sought goal of nuclear theory. I…

Antimatter nuclei in cosmic rays (CRs) are a promising tool for the indirect detection of dark-matter annihilation signatures. However, the search of new-physics signals in CRs relies on our knowledge of the astrophysical antimatter…

High Energy Astrophysical Phenomena · Physics 2018-07-31 Alberto Oliva , Nicola Tomassetti , Jie Feng

Antimatter nuclei in cosmic rays (CR) represent a promising discovery channel for the indirect search of dark matter. We present astrophysical background calculations of CR antideuteron ($\overline{d}$) and antihelium ($\overline{He}$).…

High Energy Astrophysical Phenomena · Physics 2022-09-21 Nicola Tomassetti , Alberto Oliva

Galactic Dark Matter (DM) annihilations can produce cosmic-ray anti-nuclei via the nuclear coalescence of the anti-protons and anti-neutrons originated directly from the annihilation process. Since anti-deuterons have been shown to offer a…

High Energy Physics - Phenomenology · Physics 2016-08-25 Marco Cirelli , Nicolao Fornengo , Marco Taoso , Andrea Vittino

Local chiral effective field theory interactions have recently been developed and used in the context of quantum Monte Carlo few- and many-body methods for nuclear physics. In this work, we go over detailed features of local chiral…

Nuclear Theory · Physics 2017-12-07 J. E. Lynn , I. Tews , J. Carlson , S. Gandolfi , A. Gezerlis , K. E. Schmidt , A. Schwenk

Light (anti-) nuclei are a powerful tool both in collider physics and astrophysics. In searches for new and exotic physics, the expected small astrophysical backgrounds at low energies make these antinuclei ideal probes for, e.g., dark…

High Energy Physics - Phenomenology · Physics 2023-07-19 M. Kachelriess , S. Ostapchenko , J. Tjemsland